Udea
- ulicetana, Cydia
- ulicicolella, Phyllonorycter
- uliginosalis, Udea
- uliginosellus, Crambus
- ulmella, Bucculatrix
- ulmifoliae, Bucculatrix
- ulmifoliella, Phyllonorycter
- ulmivora, Stigmella
- ultimaria, Eupithecia
- ultimella, Depressaria
- umbellana, Agonopterix
- umbra, Pyrrhia
- umbrana, Acleris
- umbratica, Cucullia
- umbrosella, Bryotropha
- unangulata, Euphyia
- unanimis, Apamea
- uncella, Ancylis
Uncinus
- uncula, Deltote
- unculana, Ancylis
- undalis, Hellula
- undulana, Orthotaenia
- undulata, Hydria
- unguicella, Ancylis
- unicolorella, Ephestia
- unicolorella, Oxypteryx
- unifasciella, Elachista
- unimaculella, Eriocrania
- unipuncta, Mythimna
- unipunctella, Phyllocnistis
- unitana, Zelotherses
- unitella, Crassa
- upupana, Ancylis
- urella, Ochsenheimeria
Uresiphita
- urticae, Aglais
- urticae, Spilosoma
- ustalella, Dichomeris
- ustella, Ypsolopha
- ustomaculana, Rhopobota
- ustulana, Endothenia
Utetheisa
55 species